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Watchers are defined as entities that request (i.e., subscribe to) information
about a resource. There is fairly complex state associated with these subscriptions. The union of the
state for all subscriptions to a particular resource is called the watcher information for that resource.
This state is dynamic, changing as subscribers come and go. As a result, it is possible,
and indeed useful, to subscribe to the watcher information for a particular resource. In order to
enable this, a format is needed to describe the state of watchers on a resource.
This specification describes an Extensible Markup Language (XML) document format for such
Jonathan Rosenberg <email@example.com>
(Note: The e-mail addresses provided for the authors of this Internet-Draft may no longer be valid)